package com.lagou;

/**
 * @author: xiangfeng
 * @date: 2021年09月30日
 */

public class suanfa {

    public static void main(String[] args) {
        String str1 = "helllo";
        String str2="aavvcc";
        String returnStr = getCorrectStr(str1);

    }

    private static String getCorrectStr(String str1) {
        StringBuilder sb = new StringBuilder();
        char[] charArray = str1.toCharArray();
        for (int i=0;i<charArray.length;i++){
            
        }
        return null;
    }
}
